/Engine/Source/Runtime/Engine/Classes/Animation/AnimInstance.h
Gets layer linked instance that matches group and class
[UAnimInstance](API\Runtime\Engine\Animation\UAnimInstance) * GetLinkedAnimLayerInstanceByGroupAndClass ( [FName](API\Runtime\Core\UObject\FName) InGroup, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UAnimInstance](API\Runtime\Engine\Animation\UAnimInstance) > InClass ) const